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:''This article is about ]s. For other possible meanings, see ].'' |
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'''Savanna''' is a ] dotted with trees, and occurs in several types of ]s. In savannas, ] form the predominant vegetation type, usually mixed with herbs and shrubs, with trees scattered individually or in small clumps. Savannas are sometimes a transitional zone, occurring between ] or ] regions and ] regions. |
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Although the term ''savanna'' is believed to have originally come from an Amerindian word describing "land which is without trees but with much grass either tall or short" (], ]), by the late 1800s it was used to mean "land with both grass and trees". It now refers to land with grass and either scattered trees, or an open canopy of trees. |
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] created subtropical savannas by periodic burning in some areas of the US southeastern coast where fire-resistant ] was the dominant species. Most other tree species were killed, resulting in widely-spaced longleaf pines with grassland between the trees. ], is named after such an area. Farther north, as in between ] and ] in the ] of ], such burning killed all the trees and created ] instead. |
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Savanna ] are of several different types: |
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] of ]]] |
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'''Tropical and subtropical savannas''' are classified with tropical and subtropical savannas and shrublands as the ] biome. The savannas of Africa, including the ], famous for its wildlife, are typical of this type. |
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'''Temperate savannas''' are mid-latitude savannas with wetter summers and drier winters. They are classified with temperate savannas and shrublands as the ] biome. |
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'''Mediterranean savannas''' are mid-latitude savannas in ] regions, with mild, rainy winters and hot, dry summers, part of the ] biome. The ] savannas of ], part of the ] ecoregion, fall into this category. |
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'''Flooded savannas''' are savannas that are flooded seasonally or year-round. They are classified with flooded savannas as the ] biome, which occurs mostly in the tropics and subtropics. |
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'''Montane savannas''' are high-altitude savannas, located in a few spots around the world's high mountain regions, part of the ] biome. The highland savannas of the ] ecoregion are an example. |
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{{Terrestrial biomes}} |
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